Vol. 7 No. 2 (2025): May-August 2025

Published: 2026-02-22

Research Article

Evaluation of public understanding of renewable energy use in sub-Saharan Africa

Udo Akpan, Hogan Bassey

12-18

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Comparative analysis of biochar production from agricultural residues: yield optimization and physicochemical characterization using modified barrel pyrolysis in Northern Thailand

Nirmala Bhuvana Chandra Ramisetty, Garan Sujinda, Thanathip Janthima, Siriset Saipanyoyai, Prakash Bhuyar

42-50

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Comparative study of water quality and phytoplankton composition across distinct sites of Srinagar Garhwal, Uttarakhand, India

Neha Kumari, Ritika Pandey, Rahul Goswami, Margdarshi Bhatt, Gautami Bhatt, Pushpendra Singh Rawat, Prakash Bhuyar, Natanamurugaraj Govindan

1-11

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Valorization of spent mushroom substrate via anaerobic digestion: Process stability, co-digestion strategy, and energy recovery

Ajcharapa Chuanchai, Orlavanh Xayyavong

51-62

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High-rate biogas production from water hyacinth via co-digestion with cattle manure: Kinetic assessment, process stabilization, and energy recovery in an invasive-plant biorefinery

Teadkait Kaewpuang, Yuwalee Unpaprom, Rameshprabu Ramaraj, Piyaphong Yongphet

64-74

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Circular bioeconomy valorization of coffee bark residues: Soil chemical transformation and yield enhancement in highland arabica coffee systems

Nakhalin Phounsavath, Vannasinh Souvannasouk, Khamphisay Khammingsavath, Phoutsavath Phanthavong, Chantiem Silalai, Bualaphanh Mingkhuan, Odeth Sihavong, Salongxay Fongsamouth

19-26

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Review Article

Towards a circular economy for end-of-life solar panels: Governance frameworks and techno-economic pathways

Ching-Hua Liao, Chih-Hung Wu, Qi-Yong Li, Sheng-Chung Chen, Chi-En Hung, Chun-Min Qiu

27-41

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Artificial intelligence–driven energy systems for accelerating sustainable development in business

Yuwalee Unpaprom, Ramachandran Ramaraj, Solaiyammal Pandi, Rajeswaran Ramaraj, Rameshprabu Ramaraj

75-83

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